add_subdirectory(demo)
add_subdirectory(T01HelloWorld)
add_subdirectory(T02LineEdit)
add_subdirectory(T03Cood)
add_subdirectory(T04Layout)
add_subdirectory(T05Controls)
add_subdirectory(T06Event)
add_subdirectory(T07Painter)
add_subdirectory(T08Draw)
add_subdirectory(T09SignalAndSlot)
add_subdirectory(T10Graphics)
add_subdirectory(T11Dialog)
add_subdirectory(T12MainWindow)
add_subdirectory(T13IO)
add_subdirectory(T14Library)
# add_subdirectory(T15UseLibrary)
add_subdirectory(T16StaticLib)



